3312257445 has 48 divisors (see below), whose sum is σ = 6565608192. Its totient is φ = 1513209600.

The previous prime is 3312257437. The next prime is 3312257467. The reversal of 3312257445 is 5447522133.

3312257445 is a `hidden beast` number, since 33 + 12 + 2 + 574 + 45 = 666.

It is not a de Polignac number, because 3312257445 - 2³ = 3312257437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 786345 + ... + 790545.

It is an arithmetic number, because the mean of its divisors is an integer number (136783504).

Almost surely, 2^3312257445 is an apocalyptic number.

3312257445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3312257445 is a deficient number, since it is larger than the sum of its proper divisors (3253350747).

3312257445 is a wasteful number, since it uses less digits than its factorization.

3312257445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6722 (or 6719 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 3312257445 is about 57552.2149443442. The cubic root of 3312257445 is about 1490.6466038824.

Adding to 3312257445 its reverse (5447522133), we get a palindrome (8759779578).

The spelling of 3312257445 in words is "three billion, three hundred twelve million, two hundred fifty-seven thousand, four hundred forty-five".